<template>
  <div>
    <template v-for="item in this.menuList">
      <el-submenu
        :disabled="item.disabled"
        :index="item.id + ''"
        v-if=" item.children.length>0"
        :key="item.id + ''"
      >
        <template slot="title" style="padding-left: 30px">
          <i :class="item.icon"></i>
          <span slot="title">{{ item.menuName }}</span>
        </template>
        <MenuTree :menuList="item.children"></MenuTree>
      </el-submenu>
      <el-menu-item
      v-else
        :disabled="item.disabled"
        :index="item.url + ''"
        :route="item.url"
        @click="savePath(item.url)"
        :key="item.id + ''"
        style="padding-left: 50px"
      >
        <i :class="item.icon"></i>
        <span>{{ item.menuName }}</span>
      </el-menu-item>
    </template>
  </div>
</template>

<script>
export default {
  name: "MenuTree",
  /*3.在MenuTree中接收传递过来的参数*/
  props: ["menuList", "tagList"],
  data() {
    return {};
  },
  methods: {
    //保存激活路径
    savePath(path) {
   
      window.sessionStorage.setItem("activePath", path);
      this.activePath = path;
    },
  },
};
</script>

<style lang="less" scoped>
      .el-menu--collapse span,
      .el-menu--collapse i.el-submenu__icon-arrow {
        height: 0;
        width: 0;
        overflow: hidden;
        visibility: hidden;
        display: inline-block;
      }
</style>